In addition to basic phone features, you can enjoy more sophisticated functions in the IP phone system that is not available in the conventional phone system such as viewing missed calls, searching the Corporate Directory and much more. Below lists some of the features available to users:
To forward all calls to an internal extension:
To forward all calls to an external telephone number:
To cancel the call forwarding from your phone, press the CFwdAll softkey.
A pickup group is a group of IP phone extensions that allows users of a phone among the group to answer incoming call to any one extension of the group. Phones of a team of co-workers nearby or in neighbor office might form a pickup group. Contact the system administration to setup a pickup group. Afterwards, when a phone among the group rings, you may answer the call using your phone:
You may contact your department to submit a CSC Work Request to set up the Call Waiting feature for your IP phone.
When this feature is enabled, you will hear a call waiting tone and see caller ID information if a new call comes in while you are on another call. To answer the call, press the Answer softkey.
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button to scroll through the calls on hold and press the Resume softkey. To transfer a call to another extension of the IP phone system:
During a call, press the more softkey until the Confrn softkey is shown.
Once the conference initiator disconnects, no new conferees can be added.
To abandon the addition of a conferee, press the 
button on Cisco 7940/7960 IP phone of the line being used.
When the maximum number of conferees is hit and the Confrn softkey is pressed, a message 'Exceeds maximum parties' will be shown on the LCD. Press the button on Cisco 7940/7960 IP phone of the line being used to return to the conference.
You can make internal call by pressing the last 4-digit extension directly, no matter the destination number resides in the old PABX or new IPT system.
E.g., '8340' to get reach to the CSC Service Desk.
You can mute the microphone during a call
button (dimmed) to toggle Mute on. 
button (Red) to toggle Mute off. Just pressing an one-touch button of the 7940, 7941or 7960 IP phone, you can check out telephone numbers of your friends, family and business partner from your online personal phone book.
button to list subscribed service(s) available for your IP phone. button to highlight ' Personal Directory ' and press the Select softkey. Alternatively, press the number in front of ' Personal Directory '. to move downward to enter PIN. Then, press the Submit softkey . (An initial PIN will be sent to the user by e-mail when the phone set is deployed.) button to highlight ' Personal Address Book ' and press the Select softkey. Alternatively, press the number in front of ' Personal Address Book '. button to choose search options: First Name , Last Name and Nickname, enter a specific name using your phone keypad and press the Search softkey to display names matching your search criteria. button and the Select softkey to select an entry and then a phone number. You can edit entry in your personal address book using keypad and softkey of the handset. Moreover, It is easy to edit your personal address book through web-browser from a personal computer connected to the campus network.
Please click here for the procedures to create/edit your Personal Address Book.
You are kindly reminded to click Log off and exit from the Cisco IP Phone User Options and close the web browser for the sake of security.
You may apply different ring type to different phone line or apply the default ring setting to a selected phone line by pressing Default softkey.
button and then choose ‘Ring Type’ option. button to scroll through the ring types. Press Play to hear the selected ring type. Press the Select softkey at the ring type of your choice and then press OK softkey. button to select Directories and press the Select softkey button. button to select Missed Calls and then press Select softkey on Missed Calls (You may choose other directory, say Placed Calls, Received Calls, Personal Directory or Corporate Directory). button to select the call record and then lift the handset or press the Dial softkey. If your phone has been enabled the voice mail feature by the system administrator, you can do one of the following to invoke the voice mail system and follow the voice instructions to check voice messages and setup mailbox options there.
button on a Cisco 7940/7960 IP phone. 
